Question

Choose the correct statement(s) regarding heavy water from the options given below:

• A. It is mildly toxic.
• B. It is injurious to living organisms.
• C. It is fit for agriculture.
• D. It contains deuterium.

Answer 1

Answer: (A), (B), (D)

The correct options are
A It is mildly toxic.
B It is injurious to living organisms.
D It contains deuterium.

The chemical formula of heavy water is ${\text{D}}_2\text{O}$. It is made up of two atoms of deuterium and one atom of oxygen. Following are the disadvantages of heavy water:

• It is mildly toxic.
• It is injurious to living organisms.
• It is unfit for agriculture.